Sahih Muslim
The Book Pertaining to Clothes and Decoration (Kitab Al-Libas wal-Zinah)
Book Number: 024 / Hadith Number: 5182
Abu Burda reported that A'isha brought out for us the lower garment and the upper garment made of the Mulabbada cloth and said: It was in these (clothes) that Allah's Messenger (may peace be upon him) died. Ibn Hatim (one of the narrators) in his narration Wd: The lower garment of coarse cloth.